<template>
  <div class="listbox">
    <el-card class="box-card">
      <div slot="header" class="clearfix">
        <span class="title">本周学习时长排名</span>
      </div>
      <div v-for="o in 4" :key="o" class="text item">
        {{ o }}
      </div>
    </el-card>
  </div>
</template>
<style>
*{
    margin: 0;
    padding: 0;
}
.text {
  font-size: 14px;
  line-height: 14px;
}
.title {
  font-size: 20px;
  font-weight: 600;
}
.item {
  margin-bottom: 1rem;
}

.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
}
.clearfix:after {
  clear: both;
}

.box-card {
  width: 10rem;
}
</style>
<script>
export default {
  data() {
    return {}
  }
};
</script>
